Napkin holder



FIG. 1 is a top perspective view of my design for a napkin holder;

FIG. 2 is a right side view thereof, the left side being identical thereto;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front view thereof, the back view being identical thereto;

FIG. 5 is a bottom view thereof; and,

FIG. 6 is a front view similar to FIG. 4 showing a few napkins in the holder.

The napkins are shown in chainline and form no part of the present design. 

The ornamental design for a napkin holder, as shown and described. 